package com.zyg.dao;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.zyg.pojo.Grade;
import org.apache.ibatis.annotations.Select;

import java.util.List;

public interface GradeMapper extends BaseMapper<Grade> {
    @Select("select * from sys_grade")
    List<Grade> getGradeList();
}